HEIDENHAIN TNC 430 PA - S - N: Normal Tool Follows a Special Tool; S - N, Single Changing Arm, M4540 = 0

6 – 428 HEIDENHAIN Technical Manual TNC 426, TNC 430
S → N:
Normal tool follows
a special tool
With this change sequence, two pocket numbers or two tool numbers must
be transferred in succession. M4520 indicates that another TOOL CALL
strobe (M4073) will follow:
7
77
7 With M4540 specify the sequence in which the pocket numbers are
transferred, depending on whether single or double changing arm.
S → N,
Single changing
arm, M4540 = 0
First the pocket number of the old tool and the tool number zero are
transferred.
Zero means clear the spindle!
7
77
7 Clear the spindle and acknowledge with M4093.
Then the pocket and tool numbers of the new tool are transferred.
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
W264
M4541
W262
M4524
M4523
M4522
M4540
M4520
M4093
M4073
Pocket No. [S]
Tool No. Ø
Pocket No. [N]
Tool No. [N]